Tri-Heart Plus Chewable Tablets 68mg for Dogs up to 25lbs Blue 6 dose Each Tri-Heart Plus Chewable Tablets for Dogs 51-100lbs Brown 6 dose Each Tri-Heart Plus Chewable Tablets 136mg for Dogs 26-50lbs Green 6 dose Each Quantity:	Click to enlarge

Tri Heart Plus (Blue) 1-25lbs – 6 tablets

For use in dogs to prevent canine heartworm disease by eliminating the tissue stage of heartworm larvae (Dirofilaria immitis) for a month (30 days) after infection and for the treatment and control of ascarids (Toxocara canis, Toxascaris leonina) and hookworms (Ancylostoma caninum, Uncinaria stenocephala, Ancylostoma braziliense).